92
2. Press
Coupling
repeatedly to
toggle the coupling mode for the
chosen channel.
Range
DC coupling mode. The whole
portion (AC and DC) of the signal
appears on the display.
AC coupling mode. Only the AC
portion of the signal appears on the
display. This mode is useful for
observing AC waveforms mixed with
DC signals.
Ground coupling mode. The display
shows only the zero voltage level as
a horizontal line.
Example
Observing the AC portion of the waveform using
AC coupling
DC coupling
AC coupling
4-5-4. Input Impedance
Background
The input impedance of the DCS-9700 is fixed at
1MΩ. The impedance is displayed in the channel
menu.
View Impedance 1. Press the
Channel
key.
CH1
2. The impedance is displayed in the
bottom menu.
4-5-5. Invert Waveform Vertically
Panel Operation 1. Press the
Channel
key.
CH1
2. Repeatedly press
Invert
to toggle
Invert On or Off.